/ Dictionary / Index R rock hyrax: Meaning and Definition of Find definitions for: rock' hy"rax Pronunciation: [key] an African and Middle Eastern hyrax of the genus Procavia that lives in rocky places. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. rock hounding Rockies Related Content Daily Word Quiz: vertigo Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language